Re: Linux 4.19.120

From: Greg KH
Date: Mon May 04 2020 - 06:23:12 EST


diff --git a/Makefile b/Makefile
index 69c95fe6fba5..74b60bf2ff79 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 19
-SUBLEVEL = 119
+SUBLEVEL = 120
EXTRAVERSION =
NAME = "People's Front"

diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi
index c9322a56300d..f9add515301f 100644
--- a/arch/arm/boot/dts/bcm283x.dtsi
+++ b/arch/arm/boot/dts/bcm283x.dtsi
@@ -476,6 +476,7 @@
"dsi0_ddr2",
"dsi0_ddr";

+ status = "disabled";
};

thermal: thermal@7e212000 {
diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index 3091ae5975a3..ed99d941c462 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -60,7 +60,9 @@
#ifndef CONFIG_BROKEN_GAS_INST

#ifdef __ASSEMBLY__
-#define __emit_inst(x) .inst (x)
+// The space separator is omitted so that __emit_inst(x) can be parsed as
+// either an assembler directive or an assembler macro argument.
+#define __emit_inst(x) .inst(x)
#else
#define __emit_inst(x) ".inst " __stringify((x)) "\n\t"
#endif
diff --git a/arch/x86/kernel/cpu/mshyperv.c b/arch/x86/kernel/cpu/mshyperv.c
index fc93ae325515..f8b0fa2dbe37 100644
--- a/arch/x86/kernel/cpu/mshyperv.c
+++ b/arch/x86/kernel/cpu/mshyperv.c
@@ -214,8 +214,8 @@ static void __init ms_hyperv_init_platform(void)
ms_hyperv.misc_features = cpuid_edx(HYPERV_CPUID_FEATURES);
ms_hyperv.hints = cpuid_eax(HYPERV_CPUID_ENLIGHTMENT_INFO);

- pr_info("Hyper-V: features 0x%x, hints 0x%x\n",
- ms_hyperv.features, ms_hyperv.hints);
+ pr_info("Hyper-V: features 0x%x, hints 0x%x, misc 0x%x\n",
+ ms_hyperv.features, ms_hyperv.hints, ms_hyperv.misc_features);

ms_hyperv.max_vp_index = cpuid_eax(HYPERV_CPUID_IMPLEMENT_LIMITS);
ms_hyperv.max_lp_index = cpuid_ebx(HYPERV_CPUID_IMPLEMENT_LIMITS);
diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c
index a32fc3d99407..46ab92831251 100644
--- a/arch/x86/net/bpf_jit_comp.c
+++ b/arch/x86/net/bpf_jit_comp.c
@@ -142,6 +142,19 @@ static bool is_ereg(u32 reg)
BIT(BPF_REG_AX));
}

+/*
+ * is_ereg_8l() == true if BPF register 'reg' is mapped to access x86-64
+ * lower 8-bit registers dil,sil,bpl,spl,r8b..r15b, which need extra byte
+ * of encoding. al,cl,dl,bl have simpler encoding.
+ */
+static bool is_ereg_8l(u32 reg)
+{
+ return is_ereg(reg) ||
+ (1 << reg) & (BIT(BPF_REG_1) |
+ BIT(BPF_REG_2) |
+ BIT(BPF_REG_FP));
+}
+
static bool is_axreg(u32 reg)
{
return reg == BPF_REG_0;
@@ -751,9 +764,8 @@ st: if (is_imm8(insn->off))
/* STX: *(u8*)(dst_reg + off) = src_reg */
case BPF_STX | BPF_MEM | BPF_B:
/* Emit 'mov byte ptr [rax + off], al' */
- if (is_ereg(dst_reg) || is_ereg(src_reg) ||
- /* We have to add extra byte for x86 SIL, DIL regs */
- src_reg == BPF_REG_1 || src_reg == BPF_REG_2)
+ if (is_ereg(dst_reg) || is_ereg_8l(src_reg))
+ /* Add extra byte for eregs or SIL,DIL,BPL in src_reg */
EMIT2(add_2mod(0x40, dst_reg, src_reg), 0x88);
else
EMIT1(0x88);
diff --git a/arch/x86/net/bpf_jit_comp32.c b/arch/x86/net/bpf_jit_comp32.c
index 24d573bc550d..2eaf1900ba67 100644
--- a/arch/x86/net/bpf_jit_comp32.c
+++ b/arch/x86/net/bpf_jit_comp32.c
@@ -1830,7 +1830,9 @@ static int do_jit(struct bpf_prog *bpf_prog, int *addrs, u8 *image,
STACK_VAR(dst_hi));
EMIT(0x0, 4);
} else {
- EMIT3(0xC7, add_1reg(0xC0, dst_hi), 0);
+ /* xor dst_hi,dst_hi */
+ EMIT2(0x33,
+ add_2reg(0xC0, dst_hi, dst_hi));
}
break;
case BPF_DW:
@@ -1968,8 +1970,8 @@ static int do_jit(struct bpf_prog *bpf_prog, int *addrs, u8 *image,
goto emit_cond_jmp_signed;
}
case BPF_JMP | BPF_JSET | BPF_X: {
- u8 dreg_lo = dstk ? IA32_EAX : dst_lo;
- u8 dreg_hi = dstk ? IA32_EDX : dst_hi;
+ u8 dreg_lo = IA32_EAX;
+ u8 dreg_hi = IA32_EDX;
u8 sreg_lo = sstk ? IA32_ECX : src_lo;
u8 sreg_hi = sstk ? IA32_EBX : src_hi;

@@ -1978,6 +1980,12 @@ static int do_jit(struct bpf_prog *bpf_prog, int *addrs, u8 *image,
STACK_VAR(dst_lo));
EMIT3(0x8B, add_2reg(0x40, IA32_EBP, IA32_EDX),
STACK_VAR(dst_hi));
+ } else {
+ /* mov dreg_lo,dst_lo */
+ EMIT2(0x89, add_2reg(0xC0, dreg_lo, dst_lo));
+ /* mov dreg_hi,dst_hi */
+ EMIT2(0x89,
+ add_2reg(0xC0, dreg_hi, dst_hi));
}

if (sstk) {
@@ -1996,8 +2004,8 @@ static int do_jit(struct bpf_prog *bpf_prog, int *addrs, u8 *image,
}
case BPF_JMP | BPF_JSET | BPF_K: {
u32 hi;
- u8 dreg_lo = dstk ? IA32_EAX : dst_lo;
- u8 dreg_hi = dstk ? IA32_EDX : dst_hi;
+ u8 dreg_lo = IA32_EAX;
+ u8 dreg_hi = IA32_EDX;
u8 sreg_lo = IA32_ECX;
u8 sreg_hi = IA32_EBX;

@@ -2006,6 +2014,12 @@ static int do_jit(struct bpf_prog *bpf_prog, int *addrs, u8 *image,
STACK_VAR(dst_lo));
EMIT3(0x8B, add_2reg(0x40, IA32_EBP, IA32_EDX),
STACK_VAR(dst_hi));
+ } else {
+ /* mov dreg_lo,dst_lo */
+ EMIT2(0x89, add_2reg(0xC0, dreg_lo, dst_lo));
+ /* mov dreg_hi,dst_hi */
+ EMIT2(0x89,
+ add_2reg(0xC0, dreg_hi, dst_hi));
}
hi = imm32 & (1<<31) ? (u32)~0 : 0;

diff --git a/drivers/android/binder_alloc.c b/drivers/android/binder_alloc.c
index c3fdd79c4082..6e5e6fb7e4c9 100644
--- a/drivers/android/binder_alloc.c
+++ b/drivers/android/binder_alloc.c
@@ -970,8 +970,8 @@ enum lru_status binder_alloc_free_page(struct list_head *item,
mm = alloc->vma_vm_mm;
if (!mmget_not_zero(mm))
goto err_mmget;
- if (!down_write_trylock(&mm->mmap_sem))
- goto err_down_write_mmap_sem_failed;
+ if (!down_read_trylock(&mm->mmap_sem))
+ goto err_down_read_mmap_sem_failed;
vma = binder_alloc_get_vma(alloc);

list_lru_isolate(lru, item);
@@ -986,7 +986,7 @@ enum lru_status binder_alloc_free_page(struct list_head *item,

trace_binder_unmap_user_end(alloc, index);
}
- up_write(&mm->mmap_sem);
+ up_read(&mm->mmap_sem);
mmput(mm);

trace_binder_unmap_kernel_start(alloc, index);
@@ -1001,7 +1001,7 @@ enum lru_status binder_alloc_free_page(struct list_head *item,
mutex_unlock(&alloc->mutex);
return LRU_REMOVED_RETRY;

-err_down_write_mmap_sem_failed:
+err_down_read_mmap_sem_failed:
mmput_async(mm);
err_mmget:
err_page_already_freed:
diff --git a/drivers/hwmon/jc42.c b/drivers/hwmon/jc42.c
index e5234f953a6d..b6e5aaa54963 100644
--- a/drivers/hwmon/jc42.c
+++ b/drivers/hwmon/jc42.c
@@ -527,7 +527,7 @@ static int jc42_probe(struct i2c_client *client, const struct i2c_device_id *id)
}
data->config = config;

- hwmon_dev = devm_hwmon_device_register_with_info(dev, client->name,
+ hwmon_dev = devm_hwmon_device_register_with_info(dev, "jc42",
data, &jc42_chip_info,
NULL);
return PTR_ERR_OR_ZERO(hwmon_dev);
diff --git a/drivers/i2c/busses/i2c-altera.c b/drivers/i2c/busses/i2c-altera.c
index a1cdcfc74acf..8915ee30a5b4 100644
--- a/drivers/i2c/busses/i2c-altera.c
+++ b/drivers/i2c/busses/i2c-altera.c
@@ -395,7 +395,6 @@ static int altr_i2c_probe(struct platform_device *pdev)
struct altr_i2c_dev *idev = NULL;
struct resource *res;
int irq, ret;
- u32 val;

idev = devm_kzalloc(&pdev->dev, sizeof(*idev), GFP_KERNEL);
if (!idev)
@@ -422,17 +421,17 @@ static int altr_i2c_probe(struct platform_device *pdev)
init_completion(&idev->msg_complete);
spin_lock_init(&idev->lock);

- val = device_property_read_u32(idev->dev, "fifo-size",
+ ret = device_property_read_u32(idev->dev, "fifo-size",
&idev->fifo_size);
- if (val) {
+ if (ret) {
dev_err(&pdev->dev, "FIFO size set to default of %d\n",
ALTR_I2C_DFLT_FIFO_SZ);
idev->fifo_size = ALTR_I2C_DFLT_FIFO_SZ;
}

- val = device_property_read_u32(idev->dev, "clock-frequency",
+ ret = device_property_read_u32(idev->dev, "clock-frequency",
&idev->bus_clk_rate);
- if (val) {
+ if (ret) {
dev_err(&pdev->dev, "Default to 100kHz\n");
idev->bus_clk_rate = 100000; /* default clock rate */
}
diff --git a/drivers/iio/adc/ad7793.c b/drivers/iio/adc/ad7793.c
index d4bbe5b53318..23a6e7baa396 100644
--- a/drivers/iio/adc/ad7793.c
+++ b/drivers/iio/adc/ad7793.c
@@ -542,7 +542,7 @@ static const struct iio_info ad7797_info = {
.read_raw = &ad7793_read_raw,
.write_raw = &ad7793_write_raw,
.write_raw_get_fmt = &ad7793_write_raw_get_fmt,
- .attrs = &ad7793_attribute_group,
+ .attrs = &ad7797_attribute_group,
.validate_trigger = ad_sd_validate_trigger,
};

diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c
index ba44ea6d497e..1dbc9554a078 100644
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -1882,7 +1882,11 @@ static int __xipram do_write_buffer(struct map_info *map, struct flchip *chip,
continue;
}

- if (time_after(jiffies, timeo) && !chip_ready(map, adr))
+ /*
+ * We check "time_after" and "!chip_good" before checking "chip_good" to avoid
+ * the failure due to scheduling.
+ */
+ if (time_after(jiffies, timeo) && !chip_good(map, adr, datum))
break;

if (chip_good(map, adr, datum)) {
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
index 8350c0c9b89d..5934ec9b6a31 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
@@ -3748,7 +3748,7 @@ int t4_phy_fw_ver(struct adapter *adap, int *phy_fw_ver)
FW_PARAMS_PARAM_Z_V(FW_PARAMS_PARAM_DEV_PHYFW_VERSION));
ret = t4_query_params(adap, adap->mbox, adap->pf, 0, 1,
&param, &val);
- if (ret < 0)
+ if (ret)
return ret;
*phy_fw_ver = val;
return 0;
diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h
index bf80855dd0dd..d06a89e99872 100644
--- a/drivers/net/ethernet/freescale/fec.h
+++ b/drivers/net/ethernet/freescale/fec.h
@@ -488,6 +488,12 @@ struct fec_enet_priv_rx_q {
struct sk_buff *rx_skbuff[RX_RING_SIZE];
};

+struct fec_stop_mode_gpr {
+ struct regmap *gpr;
+ u8 reg;
+ u8 bit;
+};
+
/* The FEC buffer descriptors track the ring buffers. The rx_bd_base and
* tx_bd_base always point to the base of the buffer descriptors. The
* cur_rx and cur_tx point to the currently available buffer.
@@ -563,6 +569,7 @@ struct fec_enet_private {
int hwts_tx_en;
struct delayed_work time_keep;
struct regulator *reg_phy;
+ struct fec_stop_mode_gpr stop_gpr;

unsigned int tx_align;
unsigned int rx_align;
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 9142992ccd5a..48c58f93b124 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -62,6 +62,8 @@
#include <linux/if_vlan.h>
#include <linux/pinctrl/consumer.h>
#include <linux/prefetch.h>
+#include <linux/mfd/syscon.h>
+#include <linux/regmap.h>
#include <soc/imx/cpuidle.h>

#include <asm/cacheflush.h>
@@ -84,6 +86,56 @@ static void fec_enet_itr_coal_init(struct net_device *ndev);
#define FEC_ENET_OPD_V 0xFFF0
#define FEC_MDIO_PM_TIMEOUT 100 /* ms */

+struct fec_devinfo {
+ u32 quirks;
+ u8 stop_gpr_reg;
+ u8 stop_gpr_bit;
+};
+
+static const struct fec_devinfo fec_imx25_info = {
+ .quirks = FEC_QUIRK_USE_GASKET | FEC_QUIRK_MIB_CLEAR |
+ FEC_QUIRK_HAS_FRREG,
+};
+
+static const struct fec_devinfo fec_imx27_info = {
+ .quirks = FEC_QUIRK_MIB_CLEAR | FEC_QUIRK_HAS_FRREG,
+};
+
+static const struct fec_devinfo fec_imx28_info = {
+ .quirks = FEC_QUIRK_ENET_MAC | FEC_QUIRK_SWAP_FRAME |
+ FEC_QUIRK_SINGLE_MDIO | FEC_QUIRK_HAS_RACC |
+ FEC_QUIRK_HAS_FRREG,
+};
+
+static const struct fec_devinfo fec_imx6q_info = {
+ .quirks = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_GBIT |
+ FEC_QUIRK_HAS_BUFDESC_EX | FEC_QUIRK_HAS_CSUM |
+ FEC_QUIRK_HAS_VLAN | FEC_QUIRK_ERR006358 |
+ FEC_QUIRK_HAS_RACC,
+ .stop_gpr_reg = 0x34,
+ .stop_gpr_bit = 27,
+};
+
+static const struct fec_devinfo fec_mvf600_info = {
+ .quirks = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_RACC,
+};
+
+static const struct fec_devinfo fec_imx6x_info = {
+ .quirks = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_GBIT |
+ FEC_QUIRK_HAS_BUFDESC_EX | FEC_QUIRK_HAS_CSUM |
+ FEC_QUIRK_HAS_VLAN | FEC_QUIRK_HAS_AVB |
+ FEC_QUIRK_ERR007885 | FEC_QUIRK_BUG_CAPTURE |
+ FEC_QUIRK_HAS_RACC | FEC_QUIRK_HAS_COALESCE,
+};
+
+static const struct fec_devinfo fec_imx6ul_info = {
+ .quirks = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_GBIT |
+ FEC_QUIRK_HAS_BUFDESC_EX | FEC_QUIRK_HAS_CSUM |
+ FEC_QUIRK_HAS_VLAN | FEC_QUIRK_ERR007885 |
+ FEC_QUIRK_BUG_CAPTURE | FEC_QUIRK_HAS_RACC |
+ FEC_QUIRK_HAS_COALESCE,
+};
+
static struct platform_device_id fec_devtype[] = {
{
/* keep it for coldfire */
@@ -91,39 +143,25 @@ static struct platform_device_id fec_devtype[] = {
.driver_data = 0,
}, {
.name = "imx25-fec",
- .driver_data = FEC_QUIRK_USE_GASKET | FEC_QUIRK_MIB_CLEAR |
- FEC_QUIRK_HAS_FRREG,
+ .driver_data = (kernel_ulong_t)&fec_imx25_info,
}, {
.name = "imx27-fec",
- .driver_data = FEC_QUIRK_MIB_CLEAR | FEC_QUIRK_HAS_FRREG,
+ .driver_data = (kernel_ulong_t)&fec_imx27_info,
}, {
.name = "imx28-fec",
- .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_SWAP_FRAME |
- FEC_QUIRK_SINGLE_MDIO | FEC_QUIRK_HAS_RACC |
- FEC_QUIRK_HAS_FRREG,
+ .driver_data = (kernel_ulong_t)&fec_imx28_info,
}, {
.name = "imx6q-fec",
- .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_GBIT |
- FEC_QUIRK_HAS_BUFDESC_EX | FEC_QUIRK_HAS_CSUM |
- FEC_QUIRK_HAS_VLAN | FEC_QUIRK_ERR006358 |
- FEC_QUIRK_HAS_RACC,
+ .driver_data = (kernel_ulong_t)&fec_imx6q_info,
}, {
.name = "mvf600-fec",
- .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_RACC,
+ .driver_data = (kernel_ulong_t)&fec_mvf600_info,
}, {
.name = "imx6sx-fec",
- .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_GBIT |
- FEC_QUIRK_HAS_BUFDESC_EX | FEC_QUIRK_HAS_CSUM |
- FEC_QUIRK_HAS_VLAN | FEC_QUIRK_HAS_AVB |
- FEC_QUIRK_ERR007885 | FEC_QUIRK_BUG_CAPTURE |
- FEC_QUIRK_HAS_RACC | FEC_QUIRK_HAS_COALESCE,
+ .driver_data = (kernel_ulong_t)&fec_imx6x_info,
}, {
.name = "imx6ul-fec",
- .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_GBIT |
- FEC_QUIRK_HAS_BUFDESC_EX | FEC_QUIRK_HAS_CSUM |
- FEC_QUIRK_HAS_VLAN | FEC_QUIRK_ERR007885 |
- FEC_QUIRK_BUG_CAPTURE | FEC_QUIRK_HAS_RACC |
- FEC_QUIRK_HAS_COALESCE,
+ .driver_data = (kernel_ulong_t)&fec_imx6ul_info,
}, {
/* sentinel */
}
@@ -1089,11 +1127,28 @@ fec_restart(struct net_device *ndev)

}

+static void fec_enet_stop_mode(struct fec_enet_private *fep, bool enabled)
+{
+ struct fec_platform_data *pdata = fep->pdev->dev.platform_data;
+ struct fec_stop_mode_gpr *stop_gpr = &fep->stop_gpr;
+
+ if (stop_gpr->gpr) {
+ if (enabled)
+ regmap_update_bits(stop_gpr->gpr, stop_gpr->reg,
+ BIT(stop_gpr->bit),
+ BIT(stop_gpr->bit));
+ else
+ regmap_update_bits(stop_gpr->gpr, stop_gpr->reg,
+ BIT(stop_gpr->bit), 0);
+ } else if (pdata && pdata->sleep_mode_enable) {
+ pdata->sleep_mode_enable(enabled);
+ }
+}
+
static void
fec_stop(struct net_device *ndev)
{
struct fec_enet_private *fep = netdev_priv(ndev);
- struct fec_platform_data *pdata = fep->pdev->dev.platform_data;
u32 rmii_mode = readl(fep->hwp + FEC_R_CNTRL) & (1 << 8);
u32 val;

@@ -1122,9 +1177,7 @@ fec_stop(struct net_device *ndev)
val = readl(fep->hwp + FEC_ECNTRL);
val |= (FEC_ECR_MAGICEN | FEC_ECR_SLEEP);
writel(val, fep->hwp + FEC_ECNTRL);
-
- if (pdata && pdata->sleep_mode_enable)
- pdata->sleep_mode_enable(true);
+ fec_enet_stop_mode(fep, true);
}
writel(fep->phy_speed, fep->hwp + FEC_MII_SPEED);

@@ -3347,6 +3400,37 @@ static int fec_enet_get_irq_cnt(struct platform_device *pdev)
return irq_cnt;
}

+static int fec_enet_init_stop_mode(struct fec_enet_private *fep,
+ struct fec_devinfo *dev_info,
+ struct device_node *np)
+{
+ struct device_node *gpr_np;
+ int ret = 0;
+
+ if (!dev_info)
+ return 0;
+
+ gpr_np = of_parse_phandle(np, "gpr", 0);
+ if (!gpr_np)
+ return 0;
+
+ fep->stop_gpr.gpr = syscon_node_to_regmap(gpr_np);
+ if (IS_ERR(fep->stop_gpr.gpr)) {
+ dev_err(&fep->pdev->dev, "could not find gpr regmap\n");
+ ret = PTR_ERR(fep->stop_gpr.gpr);
+ fep->stop_gpr.gpr = NULL;
+ goto out;
+ }
+
+ fep->stop_gpr.reg = dev_info->stop_gpr_reg;
+ fep->stop_gpr.bit = dev_info->stop_gpr_bit;
+
+out:
+ of_node_put(gpr_np);
+
+ return ret;
+}
+
static int
fec_probe(struct platform_device *pdev)
{
@@ -3362,6 +3446,7 @@ fec_probe(struct platform_device *pdev)
int num_rx_qs;
char irq_name[8];
int irq_cnt;
+ struct fec_devinfo *dev_info;

fec_enet_get_queue_num(pdev, &num_tx_qs, &num_rx_qs);

@@ -3379,7 +3464,9 @@ fec_probe(struct platform_device *pdev)
of_id = of_match_device(fec_dt_ids, &pdev->dev);
if (of_id)
pdev->id_entry = of_id->data;
- fep->quirks = pdev->id_entry->driver_data;
+ dev_info = (struct fec_devinfo *)pdev->id_entry->driver_data;
+ if (dev_info)
+ fep->quirks = dev_info->quirks;

fep->netdev = ndev;
fep->num_rx_queues = num_rx_qs;
@@ -3414,6 +3501,10 @@ fec_probe(struct platform_device *pdev)
if (of_get_property(np, "fsl,magic-packet", NULL))
fep->wol_flag |= FEC_WOL_HAS_MAGIC_PACKET;

+ ret = fec_enet_init_stop_mode(fep, dev_info, np);
+ if (ret)
+ goto failed_stop_mode;
+
phy_node = of_parse_phandle(np, "phy-handle", 0);
if (!phy_node && of_phy_is_fixed_link(np)) {
ret = of_phy_register_fixed_link(np);
@@ -3583,6 +3674,7 @@ fec_probe(struct platform_device *pdev)
if (of_phy_is_fixed_link(np))
of_phy_deregister_fixed_link(np);
of_node_put(phy_node);
+failed_stop_mode:
failed_phy:
dev_id--;
failed_ioremap:
@@ -3660,7 +3752,6 @@ static int __maybe_unused fec_resume(struct device *dev)
{
struct net_device *ndev = dev_get_drvdata(dev);
struct fec_enet_private *fep = netdev_priv(ndev);
- struct fec_platform_data *pdata = fep->pdev->dev.platform_data;
int ret;
int val;

@@ -3678,8 +3769,8 @@ static int __maybe_unused fec_resume(struct device *dev)
goto failed_clk;
}
if (fep->wol_flag & FEC_WOL_FLAG_ENABLE) {
- if (pdata && pdata->sleep_mode_enable)
- pdata->sleep_mode_enable(false);
+ fec_enet_stop_mode(fep, false);
+
val = readl(fep->hwp + FEC_ECNTRL);
val &= ~(FEC_ECR_MAGICEN | FEC_ECR_SLEEP);
writel(val, fep->hwp + FEC_ECNTRL);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
index d4ec93bde4de..2266c09b741a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
@@ -796,7 +796,7 @@ struct mlx5_fw_tracer *mlx5_fw_tracer_create(struct mlx5_core_dev *dev)
return NULL;
}

- tracer = kzalloc(sizeof(*tracer), GFP_KERNEL);
+ tracer = kvzalloc(sizeof(*tracer), GFP_KERNEL);
if (!tracer)
return ERR_PTR(-ENOMEM);

@@ -842,7 +842,7 @@ struct mlx5_fw_tracer *mlx5_fw_tracer_create(struct mlx5_core_dev *dev)
tracer->dev = NULL;
destroy_workqueue(tracer->work_queue);
free_tracer:
- kfree(tracer);
+ kvfree(tracer);
return ERR_PTR(err);
}

@@ -919,7 +919,7 @@ void mlx5_fw_tracer_destroy(struct mlx5_fw_tracer *tracer)
mlx5_fw_tracer_destroy_log_buf(tracer);
flush_workqueue(tracer->work_queue);
destroy_workqueue(tracer->work_queue);
- kfree(tracer);
+ kvfree(tracer);
}

void mlx5_fw_tracer_event(struct mlx5_core_dev *dev, struct mlx5_eqe *eqe)
diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c
index a6a9688db307..e50fc8f714dc 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_dev.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c
@@ -3316,26 +3316,20 @@ static void qed_chain_free_single(struct qed_dev *cdev,

static void qed_chain_free_pbl(struct qed_dev *cdev, struct qed_chain *p_chain)
{
- void **pp_virt_addr_tbl = p_chain->pbl.pp_virt_addr_tbl;
+ struct addr_tbl_entry *pp_addr_tbl = p_chain->pbl.pp_addr_tbl;
u32 page_cnt = p_chain->page_cnt, i, pbl_size;
- u8 *p_pbl_virt = p_chain->pbl_sp.p_virt_table;

- if (!pp_virt_addr_tbl)
+ if (!pp_addr_tbl)
return;

- if (!p_pbl_virt)
- goto out;
-
for (i = 0; i < page_cnt; i++) {
- if (!pp_virt_addr_tbl[i])
+ if (!pp_addr_tbl[i].virt_addr || !pp_addr_tbl[i].dma_map)
break;

dma_free_coherent(&cdev->pdev->dev,
QED_CHAIN_PAGE_SIZE,
- pp_virt_addr_tbl[i],
- *(dma_addr_t *)p_pbl_virt);
-
- p_pbl_virt += QED_CHAIN_PBL_ENTRY_SIZE;
+ pp_addr_tbl[i].virt_addr,
+ pp_addr_tbl[i].dma_map);
}

pbl_size = page_cnt * QED_CHAIN_PBL_ENTRY_SIZE;
@@ -3345,9 +3339,9 @@ static void qed_chain_free_pbl(struct qed_dev *cdev, struct qed_chain *p_chain)
pbl_size,
p_chain->pbl_sp.p_virt_table,
p_chain->pbl_sp.p_phys_table);
-out:
- vfree(p_chain->pbl.pp_virt_addr_tbl);
- p_chain->pbl.pp_virt_addr_tbl = NULL;
+
+ vfree(p_chain->pbl.pp_addr_tbl);
+ p_chain->pbl.pp_addr_tbl = NULL;
}

void qed_chain_free(struct qed_dev *cdev, struct qed_chain *p_chain)
@@ -3448,19 +3442,19 @@ qed_chain_alloc_pbl(struct qed_dev *cdev,
{
u32 page_cnt = p_chain->page_cnt, size, i;
dma_addr_t p_phys = 0, p_pbl_phys = 0;
- void **pp_virt_addr_tbl = NULL;
+ struct addr_tbl_entry *pp_addr_tbl;
u8 *p_pbl_virt = NULL;
void *p_virt = NULL;

- size = page_cnt * sizeof(*pp_virt_addr_tbl);
- pp_virt_addr_tbl = vzalloc(size);
- if (!pp_virt_addr_tbl)
+ size = page_cnt * sizeof(*pp_addr_tbl);
+ pp_addr_tbl = vzalloc(size);
+ if (!pp_addr_tbl)
return -ENOMEM;

/* The allocation of the PBL table is done with its full size, since it
* is expected to be successive.
* qed_chain_init_pbl_mem() is called even in a case of an allocation
- * failure, since pp_virt_addr_tbl was previously allocated, and it
+ * failure, since tbl was previously allocated, and it
* should be saved to allow its freeing during the error flow.
*/
size = page_cnt * QED_CHAIN_PBL_ENTRY_SIZE;
@@ -3474,8 +3468,7 @@ qed_chain_alloc_pbl(struct qed_dev *cdev,
p_chain->b_external_pbl = true;
}

- qed_chain_init_pbl_mem(p_chain, p_pbl_virt, p_pbl_phys,
- pp_virt_addr_tbl);
+ qed_chain_init_pbl_mem(p_chain, p_pbl_virt, p_pbl_phys, pp_addr_tbl);
if (!p_pbl_virt)
return -ENOMEM;

@@ -3494,7 +3487,8 @@ qed_chain_alloc_pbl(struct qed_dev *cdev,
/* Fill the PBL table with the physical address of the page */
*(dma_addr_t *)p_pbl_virt = p_phys;
/* Keep the virtual address of the page */
- p_chain->pbl.pp_virt_addr_tbl[i] = p_virt;
+ p_chain->pbl.pp_addr_tbl[i].virt_addr = p_virt;
+ p_chain->pbl.pp_addr_tbl[i].dma_map = p_phys;

p_pbl_virt += QED_CHAIN_PBL_ENTRY_SIZE;
}
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 9e20ace30b62..ca41cff2e68c 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -5282,3 +5282,21 @@ static void quirk_reset_lenovo_thinkpad_p50_nvgpu(struct pci_dev *pdev)
DECLARE_PCI_FIXUP_CLASS_FINAL(PCI_VENDOR_ID_NVIDIA, 0x13b1,
PCI_CLASS_DISPLAY_VGA, 8,
quirk_reset_lenovo_thinkpad_p50_nvgpu);
+
+/*
+ * Device [1b21:2142]
+ * When in D0, PME# doesn't get asserted when plugging USB 3.0 device.
+ */
+static void pci_fixup_no_d0_pme(struct pci_dev *dev)
+{
+ pci_info(dev, "PME# does not work under D0, disabling it\n");
+ dev->pme_support &= ~(PCI_PM_CAP_PME_D0 >> PCI_PM_CAP_PME_SHIFT);
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ASMEDIA, 0x2142, pci_fixup_no_d0_pme);
+
+static void apex_pci_fixup_class(struct pci_dev *pdev)
+{
+ pdev->class = (PCI_CLASS_SYSTEM_OTHER << 8) | pdev->class;
+}
+DECLARE_PCI_FIXUP_CLASS_HEADER(0x1ac1, 0x089a,
+ PCI_CLASS_NOT_DEFINED, 8, apex_pci_fixup_class);
diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
index abbef17c97ee..d5ff272fde34 100644
--- a/drivers/remoteproc/remoteproc_core.c
+++ b/drivers/remoteproc/remoteproc_core.c
@@ -289,7 +289,7 @@ void rproc_free_vring(struct rproc_vring *rvring)
{
int size = PAGE_ALIGN(vring_size(rvring->len, rvring->align));
struct rproc *rproc = rvring->rvdev->rproc;
- int idx = rvring->rvdev->vring - rvring;
+ int idx = rvring - rvring->rvdev->vring;
struct fw_rsc_vdev *rsc;

dma_free_coherent(rproc->dev.parent, size, rvring->va, rvring->dma);
diff --git a/drivers/staging/gasket/apex_driver.c b/drivers/staging/gasket/apex_driver.c
index 0cef1d6d2e2b..99da735bdf6d 100644
--- a/drivers/staging/gasket/apex_driver.c
+++ b/drivers/staging/gasket/apex_driver.c
@@ -578,13 +578,6 @@ static const struct pci_device_id apex_pci_ids[] = {
{ PCI_DEVICE(APEX_PCI_VENDOR_ID, APEX_PCI_DEVICE_ID) }, { 0 }
};

-static void apex_pci_fixup_class(struct pci_dev *pdev)
-{
- pdev->class = (PCI_CLASS_SYSTEM_OTHER << 8) | pdev->class;
-}
-DECLARE_PCI_FIXUP_CLASS_HEADER(APEX_PCI_VENDOR_ID, APEX_PCI_DEVICE_ID,
- PCI_CLASS_NOT_DEFINED, 8, apex_pci_fixup_class);
-
static int apex_pci_probe(struct pci_dev *pci_dev,
const struct pci_device_id *id)
{
diff --git a/drivers/target/target_core_fabric_lib.c b/drivers/target/target_core_fabric_lib.c
index 10fae26b44ad..939c6212d2ac 100644
--- a/drivers/target/target_core_fabric_lib.c
+++ b/drivers/target/target_core_fabric_lib.c
@@ -76,7 +76,7 @@ static int fc_get_pr_transport_id(
* encoded TransportID.
*/
ptr = &se_nacl->initiatorname[0];
- for (i = 0; i < 24; ) {
+ for (i = 0; i < 23; ) {
if (!strncmp(&ptr[i], ":", 1)) {
i++;
continue;
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index 7ee0a75ce452..eff1e36ca03c 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -2067,6 +2067,7 @@ static void tcmu_reset_ring(struct tcmu_dev *udev, u8 err_level)
mb->cmd_tail = 0;
mb->cmd_head = 0;
tcmu_flush_dcache_range(mb, sizeof(*mb));
+ clear_bit(TCMU_DEV_BIT_BROKEN, &udev->flags);

del_timer(&udev->cmd_timer);

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 8222e674c777..1a6c973da487 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1577,7 +1577,6 @@ static int __dwc3_gadget_wakeup(struct dwc3 *dwc)
u32 reg;

u8 link_state;
- u8 speed;

/*
* According to the Databook Remote wakeup request should
@@ -1587,16 +1586,13 @@ static int __dwc3_gadget_wakeup(struct dwc3 *dwc)
*/
reg = dwc3_readl(dwc->regs, DWC3_DSTS);

- speed = reg & DWC3_DSTS_CONNECTSPD;
- if ((speed == DWC3_DSTS_SUPERSPEED) ||
- (speed == DWC3_DSTS_SUPERSPEED_PLUS))
- return 0;
-
link_state = DWC3_DSTS_USBLNKST(reg);

switch (link_state) {
+ case DWC3_LINK_STATE_RESET:
case DWC3_LINK_STATE_RX_DET: /* in HS, means Early Suspend */
case DWC3_LINK_STATE_U3: /* in HS, means SUSPEND */
+ case DWC3_LINK_STATE_RESUME:
break;
default:
return -EINVAL;
diff --git a/drivers/usb/gadget/udc/bdc/bdc_ep.c b/drivers/usb/gadget/udc/bdc/bdc_ep.c
index a4d9b5e1e50e..d49c6dc1082d 100644
--- a/drivers/usb/gadget/udc/bdc/bdc_ep.c
+++ b/drivers/usb/gadget/udc/bdc/bdc_ep.c
@@ -540,7 +540,7 @@ static void bdc_req_complete(struct bdc_ep *ep, struct bdc_req *req,
{
struct bdc *bdc = ep->bdc;

- if (req == NULL || &req->queue == NULL || &req->usb_req == NULL)
+ if (req == NULL)
return;

dev_dbg(bdc->dev, "%s ep:%s status:%d\n", __func__, ep->name, status);
diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c
index a1c17000129b..e94a61eaeceb 100644
--- a/drivers/xen/xenbus/xenbus_client.c
+++ b/drivers/xen/xenbus/xenbus_client.c
@@ -450,7 +450,14 @@ EXPORT_SYMBOL_GPL(xenbus_free_evtchn);
int xenbus_map_ring_valloc(struct xenbus_device *dev, grant_ref_t *gnt_refs,
unsigned int nr_grefs, void **vaddr)
{
- return ring_ops->map(dev, gnt_refs, nr_grefs, vaddr);
+ int err;
+
+ err = ring_ops->map(dev, gnt_refs, nr_grefs, vaddr);
+ /* Some hypervisors are buggy and can return 1. */
+ if (err > 0)
+ err = GNTST_general_error;
+
+ return err;
}
EXPORT_SYMBOL_GPL(xenbus_map_ring_valloc);

diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index dafa7e4aaecb..8876eaad10f6 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -665,7 +665,7 @@ static int find_group_other(struct super_block *sb, struct inode *parent,
* block has been written back to disk. (Yes, these values are
* somewhat arbitrary...)
*/
-#define RECENTCY_MIN 5
+#define RECENTCY_MIN 60
#define RECENTCY_DIRTY 300

static int recently_deleted(struct super_block *sb, ext4_group_t group, int ino)
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 000fa0e39278..3b1a7597af15 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2128,7 +2128,7 @@ static int ext4_writepage(struct page *page,
bool keep_towrite = false;

if (unlikely(ext4_forced_shutdown(EXT4_SB(inode->i_sb)))) {
- ext4_invalidatepage(page, 0, PAGE_SIZE);
+ inode->i_mapping->a_ops->invalidatepage(page, 0, PAGE_SIZE);
unlock_page(page);
return -EIO;
}
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 71121fcf9e8c..8dd54a8a0361 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -1936,7 +1936,8 @@ void ext4_mb_complex_scan_group(struct ext4_allocation_context *ac,
int free;

free = e4b->bd_info->bb_free;
- BUG_ON(free <= 0);
+ if (WARN_ON(free <= 0))
+ return;

i = e4b->bd_info->bb_first_free;

@@ -1959,7 +1960,8 @@ void ext4_mb_complex_scan_group(struct ext4_allocation_context *ac,
}

mb_find_extent(e4b, i, ac->ac_g_ex.fe_len, &ex);
- BUG_ON(ex.fe_len <= 0);
+ if (WARN_ON(ex.fe_len <= 0))
+ break;
if (free < ex.fe_len) {
ext4_grp_locked_error(sb, e4b->bd_group, 0, 0,
"%d free clusters as per "
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index bf949fcc970a..93c14ecac831 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -3524,7 +3524,8 @@ int ext4_calculate_overhead(struct super_block *sb)
*/
if (sbi->s_journal && !sbi->journal_bdev)
overhead += EXT4_NUM_B2C(sbi, sbi->s_journal->j_maxlen);
- else if (ext4_has_feature_journal(sb) && !sbi->s_journal) {
+ else if (ext4_has_feature_journal(sb) && !sbi->s_journal && j_inum) {
+ /* j_inum for internal journal is non-zero */
j_inode = ext4_get_journal_inode(sb, j_inum);
if (j_inode) {
j_blocks = j_inode->i_size >> sb->s_blocksize_bits;
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index ed73e86194fa..c24306af9758 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -252,6 +252,8 @@ find_or_allocate_block(struct nfs4_lockowner *lo, struct knfsd_fh *fh,
if (!nbl) {
nbl= kmalloc(sizeof(*nbl), GFP_KERNEL);
if (nbl) {
+ INIT_LIST_HEAD(&nbl->nbl_list);
+ INIT_LIST_HEAD(&nbl->nbl_lru);
fh_copy_shallow(&nbl->nbl_fh, fh);
locks_init_lock(&nbl->nbl_lock);
nfsd4_init_cb(&nbl->nbl_cb, lo->lo_owner.so_client,
diff --git a/fs/pnode.c b/fs/pnode.c
index 53d411a371ce..7910ae91f17e 100644
--- a/fs/pnode.c
+++ b/fs/pnode.c
@@ -266,14 +266,13 @@ static int propagate_one(struct mount *m)
if (IS_ERR(child))
return PTR_ERR(child);
child->mnt.mnt_flags &= ~MNT_LOCKED;
+ read_seqlock_excl(&mount_lock);
mnt_set_mountpoint(m, mp, child);
+ if (m->mnt_master != dest_master)
+ SET_MNT_MARK(m->mnt_master);
+ read_sequnlock_excl(&mount_lock);
last_dest = m;
last_source = child;
- if (m->mnt_master != dest_master) {
- read_seqlock_excl(&mount_lock);
- SET_MNT_MARK(m->mnt_master);
- read_sequnlock_excl(&mount_lock);
- }
hlist_add_head(&child->mnt_hash, list);
return count_mounts(m->mnt_ns, child);
}
diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c
index 245483cc282b..901f27ac94ab 100644
--- a/fs/xfs/xfs_icache.c
+++ b/fs/xfs/xfs_icache.c
@@ -902,7 +902,12 @@ xfs_eofblocks_worker(
{
struct xfs_mount *mp = container_of(to_delayed_work(work),
struct xfs_mount, m_eofblocks_work);
+
+ if (!sb_start_write_trylock(mp->m_super))
+ return;
xfs_icache_free_eofblocks(mp, NULL);
+ sb_end_write(mp->m_super);
+
xfs_queue_eofblocks(mp);
}

@@ -929,7 +934,12 @@ xfs_cowblocks_worker(
{
struct xfs_mount *mp = container_of(to_delayed_work(work),
struct xfs_mount, m_cowblocks_work);
+
+ if (!sb_start_write_trylock(mp->m_super))
+ return;
xfs_icache_free_cowblocks(mp, NULL);
+ sb_end_write(mp->m_super);
+
xfs_queue_cowblocks(mp);
}

diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index bad90479ade2..6ffb53edf1b4 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -2182,7 +2182,10 @@ xfs_file_ioctl(
if (error)
return error;

- return xfs_icache_free_eofblocks(mp, &keofb);
+ sb_start_write(mp->m_super);
+ error = xfs_icache_free_eofblocks(mp, &keofb);
+ sb_end_write(mp->m_super);
+ return error;
}

default:
diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c
index f3c393f309e1..6622652a85a8 100644
--- a/fs/xfs/xfs_reflink.c
+++ b/fs/xfs/xfs_reflink.c
@@ -1058,6 +1058,7 @@ xfs_reflink_remap_extent(
uirec.br_startblock = irec->br_startblock + rlen;
uirec.br_startoff = irec->br_startoff + rlen;
uirec.br_blockcount = unmap_len - rlen;
+ uirec.br_state = irec->br_state;
unmap_len = rlen;

/* If this isn't a real mapping, we're done. */
diff --git a/fs/xfs/xfs_trans_ail.c b/fs/xfs/xfs_trans_ail.c
index d3a4e89bf4a0..66f167aefd94 100644
--- a/fs/xfs/xfs_trans_ail.c
+++ b/fs/xfs/xfs_trans_ail.c
@@ -520,8 +520,9 @@ xfsaild(
{
struct xfs_ail *ailp = data;
long tout = 0; /* milliseconds */
+ unsigned int noreclaim_flag;

- current->flags |= PF_MEMALLOC;
+ noreclaim_flag = memalloc_noreclaim_save();
set_freezable();

while (1) {
@@ -592,6 +593,7 @@ xfsaild(
tout = xfsaild_push(ailp);
}

+ memalloc_noreclaim_restore(noreclaim_flag);
return 0;
}

diff --git a/include/linux/qed/qed_chain.h b/include/linux/qed/qed_chain.h
index 2dd0a9ed5b36..733fad7dfbed 100644
--- a/include/linux/qed/qed_chain.h
+++ b/include/linux/qed/qed_chain.h
@@ -97,6 +97,11 @@ struct qed_chain_u32 {
u32 cons_idx;
};

+struct addr_tbl_entry {
+ void *virt_addr;
+ dma_addr_t dma_map;
+};
+
struct qed_chain {
/* fastpath portion of the chain - required for commands such
* as produce / consume.
@@ -107,10 +112,11 @@ struct qed_chain {

/* Fastpath portions of the PBL [if exists] */
struct {
- /* Table for keeping the virtual addresses of the chain pages,
- * respectively to the physical addresses in the pbl table.
+ /* Table for keeping the virtual and physical addresses of the
+ * chain pages, respectively to the physical addresses
+ * in the pbl table.
*/
- void **pp_virt_addr_tbl;
+ struct addr_tbl_entry *pp_addr_tbl;

union {
struct qed_chain_pbl_u16 u16;
@@ -287,7 +293,7 @@ qed_chain_advance_page(struct qed_chain *p_chain,
*(u32 *)page_to_inc = 0;
page_index = *(u32 *)page_to_inc;
}
- *p_next_elem = p_chain->pbl.pp_virt_addr_tbl[page_index];
+ *p_next_elem = p_chain->pbl.pp_addr_tbl[page_index].virt_addr;
}
}

@@ -537,7 +543,7 @@ static inline void qed_chain_init_params(struct qed_chain *p_chain,

p_chain->pbl_sp.p_phys_table = 0;
p_chain->pbl_sp.p_virt_table = NULL;
- p_chain->pbl.pp_virt_addr_tbl = NULL;
+ p_chain->pbl.pp_addr_tbl = NULL;
}

/**
@@ -575,11 +581,11 @@ static inline void qed_chain_init_mem(struct qed_chain *p_chain,
static inline void qed_chain_init_pbl_mem(struct qed_chain *p_chain,
void *p_virt_pbl,
dma_addr_t p_phys_pbl,
- void **pp_virt_addr_tbl)
+ struct addr_tbl_entry *pp_addr_tbl)
{
p_chain->pbl_sp.p_phys_table = p_phys_pbl;
p_chain->pbl_sp.p_virt_table = p_virt_pbl;
- p_chain->pbl.pp_virt_addr_tbl = pp_virt_addr_tbl;
+ p_chain->pbl.pp_addr_tbl = pp_addr_tbl;
}

/**
@@ -644,7 +650,7 @@ static inline void *qed_chain_get_last_elem(struct qed_chain *p_chain)
break;
case QED_CHAIN_MODE_PBL:
last_page_idx = p_chain->page_cnt - 1;
- p_virt_addr = p_chain->pbl.pp_virt_addr_tbl[last_page_idx];
+ p_virt_addr = p_chain->pbl.pp_addr_tbl[last_page_idx].virt_addr;
break;
}
/* p_virt_addr points at this stage to the last page of the chain */
@@ -716,7 +722,7 @@ static inline void qed_chain_pbl_zero_mem(struct qed_chain *p_chain)
page_cnt = qed_chain_get_page_cnt(p_chain);

for (i = 0; i < page_cnt; i++)
- memset(p_chain->pbl.pp_virt_addr_tbl[i], 0,
+ memset(p_chain->pbl.pp_addr_tbl[i].virt_addr, 0,
QED_CHAIN_PAGE_SIZE);
}

diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h
index fd78f78df5c6..3e3214cca447 100644
--- a/include/linux/sunrpc/svc_rdma.h
+++ b/include/linux/sunrpc/svc_rdma.h
@@ -159,6 +159,7 @@ extern bool svc_rdma_post_recvs(struct svcxprt_rdma *rdma);
extern void svc_rdma_recv_ctxt_put(struct svcxprt_rdma *rdma,
struct svc_rdma_recv_ctxt *ctxt);
extern void svc_rdma_flush_recv_queues(struct svcxprt_rdma *rdma);
+extern void svc_rdma_release_rqst(struct svc_rqst *rqstp);
extern int svc_rdma_recvfrom(struct svc_rqst *);

/* svc_rdma_rw.c */
diff --git a/include/trace/events/rpcrdma.h b/include/trace/events/rpcrdma.h
index 4c91cadd1871..4a0b18921e06 100644
--- a/include/trace/events/rpcrdma.h
+++ b/include/trace/events/rpcrdma.h
@@ -1322,17 +1322,15 @@ DECLARE_EVENT_CLASS(svcrdma_sendcomp_event,

TRACE_EVENT(svcrdma_post_send,
TP_PROTO(
- const struct ib_send_wr *wr,
- int status
+ const struct ib_send_wr *wr
),

- TP_ARGS(wr, status),
+ TP_ARGS(wr),

TP_STRUCT__entry(
__field(const void *, cqe)
__field(unsigned int, num_sge)
__field(u32, inv_rkey)
- __field(int, status)
),

TP_fast_assign(
@@ -1340,12 +1338,11 @@ TRACE_EVENT(svcrdma_post_send,
__entry->num_sge = wr->num_sge;
__entry->inv_rkey = (wr->opcode == IB_WR_SEND_WITH_INV) ?
wr->ex.invalidate_rkey : 0;
- __entry->status = status;
),

- TP_printk("cqe=%p num_sge=%u inv_rkey=0x%08x status=%d",
+ TP_printk("cqe=%p num_sge=%u inv_rkey=0x%08x",
__entry->cqe, __entry->num_sge,
- __entry->inv_rkey, __entry->status
+ __entry->inv_rkey
)
);

@@ -1410,26 +1407,23 @@ TRACE_EVENT(svcrdma_wc_receive,
TRACE_EVENT(svcrdma_post_rw,
TP_PROTO(
const void *cqe,
- int sqecount,
- int status
+ int sqecount
),

- TP_ARGS(cqe, sqecount, status),
+ TP_ARGS(cqe, sqecount),

TP_STRUCT__entry(
__field(const void *, cqe)
__field(int, sqecount)
- __field(int, status)
),

TP_fast_assign(
__entry->cqe = cqe;
__entry->sqecount = sqecount;
- __entry->status = status;
),

- TP_printk("cqe=%p sqecount=%d status=%d",
- __entry->cqe, __entry->sqecount, __entry->status
+ TP_printk("cqe=%p sqecount=%d",
+ __entry->cqe, __entry->sqecount
)
);

@@ -1525,6 +1519,34 @@ DECLARE_EVENT_CLASS(svcrdma_sendqueue_event,
DEFINE_SQ_EVENT(full);
DEFINE_SQ_EVENT(retry);

+TRACE_EVENT(svcrdma_sq_post_err,
+ TP_PROTO(
+ const struct svcxprt_rdma *rdma,
+ int status
+ ),
+
+ TP_ARGS(rdma, status),
+
+ TP_STRUCT__entry(
+ __field(int, avail)
+ __field(int, depth)
+ __field(int, status)
+ __string(addr, rdma->sc_xprt.xpt_remotebuf)
+ ),
+
+ TP_fast_assign(
+ __entry->avail = atomic_read(&rdma->sc_sq_avail);
+ __entry->depth = rdma->sc_sq_depth;
+ __entry->status = status;
+ __assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
+ ),
+
+ TP_printk("addr=%s sc_sq_avail=%d/%d status=%d",
+ __get_str(addr), __entry->avail, __entry->depth,
+ __entry->status
+ )
+);
+
#endif /* _TRACE_RPCRDMA_H */

#include <trace/define_trace.h>
diff --git a/include/uapi/linux/swab.h b/include/uapi/linux/swab.h
index fa7f97da5b76..7272f85d6d6a 100644
--- a/include/uapi/linux/swab.h
+++ b/include/uapi/linux/swab.h
@@ -135,9 +135,9 @@ static inline __attribute_const__ __u32 __fswahb32(__u32 val)

static __always_inline unsigned long __swab(const unsigned long y)
{
-#if BITS_PER_LONG == 64
+#if __BITS_PER_LONG == 64
return __swab64(y);
-#else /* BITS_PER_LONG == 32 */
+#else /* __BITS_PER_LONG == 32 */
return __swab32(y);
#endif
}
diff --git a/kernel/bpf/cpumap.c b/kernel/bpf/cpumap.c
index 3c18260403dd..61fbcae82f0a 100644
--- a/kernel/bpf/cpumap.c
+++ b/kernel/bpf/cpumap.c
@@ -455,7 +455,7 @@ static int cpu_map_update_elem(struct bpf_map *map, void *key, void *value,
return -EOVERFLOW;

/* Make sure CPU is a valid possible cpu */
- if (!cpu_possible(key_cpu))
+ if (key_cpu >= nr_cpumask_bits || !cpu_possible(key_cpu))
return -ENODEV;

if (qsize == 0) {
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 00fb2fe92c4d..21e3c65abc76 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -6923,10 +6923,17 @@ static void perf_event_task_output(struct perf_event *event,
goto out;

task_event->event_id.pid = perf_event_pid(event, task);
- task_event->event_id.ppid = perf_event_pid(event, current);
-
task_event->event_id.tid = perf_event_tid(event, task);
- task_event->event_id.ptid = perf_event_tid(event, current);
+
+ if (task_event->event_id.header.type == PERF_RECORD_EXIT) {
+ task_event->event_id.ppid = perf_event_pid(event,
+ task->real_parent);
+ task_event->event_id.ptid = perf_event_pid(event,
+ task->real_parent);
+ } else { /* PERF_RECORD_FORK */
+ task_event->event_id.ppid = perf_event_pid(event, current);
+ task_event->event_id.ptid = perf_event_tid(event, current);
+ }

task_event->event_id.time = perf_event_clock(event);

diff --git a/mm/shmem.c b/mm/shmem.c
index a6fc82a1ab6b..0a2e1e7801d6 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -2350,11 +2350,11 @@ static int shmem_mfill_atomic_pte(struct mm_struct *dst_mm,

lru_cache_add_anon(page);

- spin_lock(&info->lock);
+ spin_lock_irq(&info->lock);
info->alloced++;
inode->i_blocks += BLOCKS_PER_PAGE;
shmem_recalc_inode(inode);
- spin_unlock(&info->lock);
+ spin_unlock_irq(&info->lock);

inc_mm_counter(dst_mm, mm_counter_file(page));
page_add_file_rmap(page, false);
diff --git a/net/rxrpc/local_object.c b/net/rxrpc/local_object.c
index 4c0087a48e87..fe190a691872 100644
--- a/net/rxrpc/local_object.c
+++ b/net/rxrpc/local_object.c
@@ -169,15 +169,6 @@ static int rxrpc_open_socket(struct rxrpc_local *local, struct net *net)
goto error;
}

- /* we want to set the don't fragment bit */
- opt = IPV6_PMTUDISC_DO;
- ret = kernel_setsockopt(local->socket, SOL_IPV6, IPV6_MTU_DISCOVER,
- (char *) &opt, sizeof(opt));
- if (ret < 0) {
- _debug("setsockopt failed");
- goto error;
- }
-
/* Fall through and set IPv4 options too otherwise we don't get
* errors from IPv4 packets sent through the IPv6 socket.
*/
diff --git a/net/rxrpc/output.c b/net/rxrpc/output.c
index b0aa08e3796d..da8a555ec3f6 100644
--- a/net/rxrpc/output.c
+++ b/net/rxrpc/output.c
@@ -480,41 +480,21 @@ int rxrpc_send_data_packet(struct rxrpc_call *call, struct sk_buff *skb,
skb->tstamp = ktime_get_real();

switch (conn->params.local->srx.transport.family) {
+ case AF_INET6:
case AF_INET:
opt = IP_PMTUDISC_DONT;
- ret = kernel_setsockopt(conn->params.local->socket,
- SOL_IP, IP_MTU_DISCOVER,
- (char *)&opt, sizeof(opt));
- if (ret == 0) {
- ret = kernel_sendmsg(conn->params.local->socket, &msg,
- iov, 2, len);
- conn->params.peer->last_tx_at = ktime_get_seconds();
-
- opt = IP_PMTUDISC_DO;
- kernel_setsockopt(conn->params.local->socket, SOL_IP,
- IP_MTU_DISCOVER,
- (char *)&opt, sizeof(opt));
- }
- break;
-
-#ifdef CONFIG_AF_RXRPC_IPV6
- case AF_INET6:
- opt = IPV6_PMTUDISC_DONT;
- ret = kernel_setsockopt(conn->params.local->socket,
- SOL_IPV6, IPV6_MTU_DISCOVER,
- (char *)&opt, sizeof(opt));
- if (ret == 0) {
- ret = kernel_sendmsg(conn->params.local->socket, &msg,
- iov, 2, len);
- conn->params.peer->last_tx_at = ktime_get_seconds();
-
- opt = IPV6_PMTUDISC_DO;
- kernel_setsockopt(conn->params.local->socket,
- SOL_IPV6, IPV6_MTU_DISCOVER,
- (char *)&opt, sizeof(opt));
- }
+ kernel_setsockopt(conn->params.local->socket,
+ SOL_IP, IP_MTU_DISCOVER,
+ (char *)&opt, sizeof(opt));
+ ret = kernel_sendmsg(conn->params.local->socket, &msg,
+ iov, 2, len);
+ conn->params.peer->last_tx_at = ktime_get_seconds();
+
+ opt = IP_PMTUDISC_DO;
+ kernel_setsockopt(conn->params.local->socket,
+ SOL_IP, IP_MTU_DISCOVER,
+ (char *)&opt, sizeof(opt));
break;
-#endif

default:
BUG();
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index 6cf0fd37cbf0..c8ee8e801edb 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -878,9 +878,6 @@ int svc_send(struct svc_rqst *rqstp)
if (!xprt)
goto out;

- /* release the receive skb before sending the reply */
- xprt->xpt_ops->xpo_release_rqst(rqstp);
-
/* calculate over-all length */
xb = &rqstp->rq_res;
xb->len = xb->head[0].iov_len +
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index 8566531c2f10..d0b5a1c47a32 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -636,6 +636,8 @@ svc_udp_sendto(struct svc_rqst *rqstp)
{
int error;

+ svc_release_udp_skb(rqstp);
+
error = svc_sendto(rqstp, &rqstp->rq_res);
if (error == -ECONNREFUSED)
/* ICMP error on earlier request. */
@@ -1173,6 +1175,8 @@ static int svc_tcp_sendto(struct svc_rqst *rqstp)
int sent;
__be32 reclen;

+ svc_release_skb(rqstp);
+
/* Set up the first element of the reply kvec.
* Any other kvecs that may be in use have been taken
* care of by the server implementation itself.
diff --git a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
index b24d5b8f2fee..16c8174658fd 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
@@ -226,6 +226,26 @@ void svc_rdma_recv_ctxt_put(struct svcxprt_rdma *rdma,
svc_rdma_recv_ctxt_destroy(rdma, ctxt);
}

+/**
+ * svc_rdma_release_rqst - Release transport-specific per-rqst resources
+ * @rqstp: svc_rqst being released
+ *
+ * Ensure that the recv_ctxt is released whether or not a Reply
+ * was sent. For example, the client could close the connection,
+ * or svc_process could drop an RPC, before the Reply is sent.
+ */
+void svc_rdma_release_rqst(struct svc_rqst *rqstp)
+{
+ struct svc_rdma_recv_ctxt *ctxt = rqstp->rq_xprt_ctxt;
+ struct svc_xprt *xprt = rqstp->rq_xprt;
+ struct svcxprt_rdma *rdma =
+ container_of(xprt, struct svcxprt_rdma, sc_xprt);
+
+ rqstp->rq_xprt_ctxt = NULL;
+ if (ctxt)
+ svc_rdma_recv_ctxt_put(rdma, ctxt);
+}
+
static int __svc_rdma_post_recv(struct svcxprt_rdma *rdma,
struct svc_rdma_recv_ctxt *ctxt)
{
@@ -704,6 +724,8 @@ int svc_rdma_recvfrom(struct svc_rqst *rqstp)
__be32 *p;
int ret;

+ rqstp->rq_xprt_ctxt = NULL;
+
spin_lock(&rdma_xprt->sc_rq_dto_lock);
ctxt = svc_rdma_next_recv_ctxt(&rdma_xprt->sc_read_complete_q);
if (ctxt) {
diff --git a/net/sunrpc/xprtrdma/svc_rdma_rw.c b/net/sunrpc/xprtrdma/svc_rdma_rw.c
index dc1951759a8e..4fc0ce127089 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_rw.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_rw.c
@@ -331,8 +331,6 @@ static int svc_rdma_post_chunk_ctxt(struct svc_rdma_chunk_ctxt *cc)
if (atomic_sub_return(cc->cc_sqecount,
&rdma->sc_sq_avail) > 0) {
ret = ib_post_send(rdma->sc_qp, first_wr, &bad_wr);
- trace_svcrdma_post_rw(&cc->cc_cqe,
- cc->cc_sqecount, ret);
if (ret)
break;
return 0;
@@ -345,6 +343,7 @@ static int svc_rdma_post_chunk_ctxt(struct svc_rdma_chunk_ctxt *cc)
trace_svcrdma_sq_retry(rdma);
} while (1);

+ trace_svcrdma_sq_post_err(rdma, ret);
set_bit(XPT_CLOSE, &xprt->xpt_flags);

/* If even one was posted, there will be a completion. */
diff --git a/net/sunrpc/xprtrdma/svc_rdma_sendto.c b/net/sunrpc/xprtrdma/svc_rdma_sendto.c
index e8ad7ddf347a..aa4d19a780d7 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_sendto.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_sendto.c
@@ -310,15 +310,17 @@ int svc_rdma_send(struct svcxprt_rdma *rdma, struct ib_send_wr *wr)
}

svc_xprt_get(&rdma->sc_xprt);
+ trace_svcrdma_post_send(wr);
ret = ib_post_send(rdma->sc_qp, wr, NULL);
- trace_svcrdma_post_send(wr, ret);
- if (ret) {
- set_bit(XPT_CLOSE, &rdma->sc_xprt.xpt_flags);
- svc_xprt_put(&rdma->sc_xprt);
- wake_up(&rdma->sc_send_wait);
- }
- break;
+ if (ret)
+ break;
+ return 0;
}
+
+ trace_svcrdma_sq_post_err(rdma, ret);
+ set_bit(XPT_CLOSE, &rdma->sc_xprt.xpt_flags);
+ svc_xprt_put(&rdma->sc_xprt);
+ wake_up(&rdma->sc_send_wait);
return ret;
}

@@ -906,12 +908,7 @@ int svc_rdma_sendto(struct svc_rqst *rqstp)
wr_lst, rp_ch);
if (ret < 0)
goto err1;
- ret = 0;
-
-out:
- rqstp->rq_xprt_ctxt = NULL;
- svc_rdma_recv_ctxt_put(rdma, rctxt);
- return ret;
+ return 0;

err2:
if (ret != -E2BIG && ret != -EINVAL)
@@ -920,14 +917,12 @@ int svc_rdma_sendto(struct svc_rqst *rqstp)
ret = svc_rdma_send_error_msg(rdma, sctxt, rqstp);
if (ret < 0)
goto err1;
- ret = 0;
- goto out;
+ return 0;

err1:
svc_rdma_send_ctxt_put(rdma, sctxt);
err0:
trace_svcrdma_send_failed(rqstp, ret);
set_bit(XPT_CLOSE, &xprt->xpt_flags);
- ret = -ENOTCONN;
- goto out;
+ return -ENOTCONN;
}
diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index 7308992b7a18..f1824303e076 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -71,7 +71,6 @@ static struct svc_xprt *svc_rdma_create(struct svc_serv *serv,
struct sockaddr *sa, int salen,
int flags);
static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt);
-static void svc_rdma_release_rqst(struct svc_rqst *);
static void svc_rdma_detach(struct svc_xprt *xprt);
static void svc_rdma_free(struct svc_xprt *xprt);
static int svc_rdma_has_wspace(struct svc_xprt *xprt);
@@ -616,10 +615,6 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt)
return NULL;
}

-static void svc_rdma_release_rqst(struct svc_rqst *rqstp)
-{
-}
-
/*
* When connected, an svc_xprt has at least two references:
*
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 0502042c1616..0d7981eda2c4 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2054,7 +2054,7 @@ static int azx_first_init(struct azx *chip)
/* codec detection */
if (!azx_bus(chip)->codec_mask) {
dev_err(card->dev, "no codecs found!\n");
- return -ENODEV;
+ /* keep running the rest for the runtime PM */
}

if (azx_acquire_irq(chip, 0) < 0)
@@ -2440,9 +2440,11 @@ static int azx_probe_continue(struct azx *chip)
#endif

/* create codec instances */
- err = azx_probe_codecs(chip, azx_max_codecs[chip->driver_type]);
- if (err < 0)
- goto out_free;
+ if (bus->codec_mask) {
+ err = azx_probe_codecs(chip, azx_max_codecs[chip->driver_type]);
+ if (err < 0)
+ goto out_free;
+ }

#ifdef CONFIG_SND_HDA_PATCH_LOADER
if (chip->fw) {
@@ -2456,7 +2458,7 @@ static int azx_probe_continue(struct azx *chip)
#endif
}
#endif
- if ((probe_only[dev] & 1) == 0) {
+ if (bus->codec_mask && !(probe_only[dev] & 1)) {
err = azx_codec_configure(chip);
if (err < 0)
goto out_free;
@@ -2473,8 +2475,11 @@ static int azx_probe_continue(struct azx *chip)

set_default_power_save(chip);

- if (azx_has_pm_runtime(chip))
+ if (azx_has_pm_runtime(chip)) {
+ pm_runtime_use_autosuspend(&pci->dev);
+ pm_runtime_allow(&pci->dev);
pm_runtime_put_autosuspend(&pci->dev);
+ }

out_free:
if ((chip->driver_caps & AZX_DCAPS_I915_POWERWELL)
diff --git a/sound/soc/codecs/tas571x.c b/sound/soc/codecs/tas571x.c
index ca2dfe12344e..354f17a2fa5c 100644
--- a/sound/soc/codecs/tas571x.c
+++ b/sound/soc/codecs/tas571x.c
@@ -824,8 +824,10 @@ static int tas571x_i2c_probe(struct i2c_client *client,

priv->regmap = devm_regmap_init(dev, NULL, client,
priv->chip->regmap_config);
- if (IS_ERR(priv->regmap))
- return PTR_ERR(priv->regmap);
+ if (IS_ERR(priv->regmap)) {
+ ret = PTR_ERR(priv->regmap);
+ goto disable_regs;
+ }

priv->pdn_gpio = devm_gpiod_get_optional(dev, "pdn", GPIOD_OUT_LOW);
if (IS_ERR(priv->pdn_gpio)) {
@@ -849,7 +851,7 @@ static int tas571x_i2c_probe(struct i2c_client *client,

ret = regmap_write(priv->regmap, TAS571X_OSC_TRIM_REG, 0);
if (ret)
- return ret;
+ goto disable_regs;

usleep_range(50000, 60000);

@@ -865,12 +867,20 @@ static int tas571x_i2c_probe(struct i2c_client *client,
*/
ret = regmap_update_bits(priv->regmap, TAS571X_MVOL_REG, 1, 0);
if (ret)
- return ret;
+ goto disable_regs;
}

- return devm_snd_soc_register_component(&client->dev,
+ ret = devm_snd_soc_register_component(&client->dev,
&priv->component_driver,
&tas571x_dai, 1);
+ if (ret)
+ goto disable_regs;
+
+ return ret;
+
+disable_regs:
+ regulator_bulk_disable(priv->chip->num_supply_names, priv->supplies);
+ return ret;
}

static int tas571x_i2c_remove(struct i2c_client *client)
diff --git a/sound/soc/codecs/wm8960.c b/sound/soc/codecs/wm8960.c
index 8dc1f3d6a988..c4c00297ada6 100644
--- a/sound/soc/codecs/wm8960.c
+++ b/sound/soc/codecs/wm8960.c
@@ -863,8 +863,7 @@ static int wm8960_hw_params(struct snd_pcm_substream *substream,

wm8960->is_stream_in_use[tx] = true;

- if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_ON &&
- !wm8960->is_stream_in_use[!tx])
+ if (!wm8960->is_stream_in_use[!tx])
return wm8960_configure_clocking(component);

return 0;
diff --git a/sound/soc/qcom/qdsp6/q6afe-dai.c b/sound/soc/qcom/qdsp6/q6afe-dai.c
index 8f6c8fc073a9..1fc1939b90c2 100644
--- a/sound/soc/qcom/qdsp6/q6afe-dai.c
+++ b/sound/soc/qcom/qdsp6/q6afe-dai.c
@@ -899,6 +899,8 @@ static struct snd_soc_dai_driver q6afe_dais[] = {
SNDRV_PCM_RATE_16000,
.formats = SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE,
+ .channels_min = 1,
+ .channels_max = 8,
.rate_min = 8000,
.rate_max = 48000,
},
@@ -914,6 +916,8 @@ static struct snd_soc_dai_driver q6afe_dais[] = {
SNDRV_PCM_RATE_16000,
.formats = SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE,
+ .channels_min = 1,
+ .channels_max = 8,
.rate_min = 8000,
.rate_max = 48000,
},
@@ -928,6 +932,8 @@ static struct snd_soc_dai_driver q6afe_dais[] = {
.rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 |
SNDRV_PCM_RATE_16000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
+ .channels_min = 1,
+ .channels_max = 8,
.rate_min = 8000,
.rate_max = 48000,
},
@@ -943,6 +949,8 @@ static struct snd_soc_dai_driver q6afe_dais[] = {
SNDRV_PCM_RATE_16000,
.formats = SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE,
+ .channels_min = 1,
+ .channels_max = 8,
.rate_min = 8000,
.rate_max = 48000,
},
@@ -957,6 +965,8 @@ static struct snd_soc_dai_driver q6afe_dais[] = {
.rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 |
SNDRV_PCM_RATE_16000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
+ .channels_min = 1,
+ .channels_max = 8,
.rate_min = 8000,
.rate_max = 48000,
},
@@ -972,6 +982,8 @@ static struct snd_soc_dai_driver q6afe_dais[] = {
SNDRV_PCM_RATE_16000,
.formats = SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE,
+ .channels_min = 1,
+ .channels_max = 8,
.rate_min = 8000,
.rate_max = 48000,
},
@@ -986,6 +998,8 @@ static struct snd_soc_dai_driver q6afe_dais[] = {
.rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 |
SNDRV_PCM_RATE_16000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
+ .channels_min = 1,
+ .channels_max = 8,
.rate_min = 8000,
.rate_max = 48000,
},
@@ -1001,6 +1015,8 @@ static struct snd_soc_dai_driver q6afe_dais[] = {
SNDRV_PCM_RATE_16000,
.formats = SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE,
+ .channels_min = 1,
+ .channels_max = 8,
.rate_min = 8000,
.rate_max = 48000,
},
diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index 9479c74af9ba..4613d796492a 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -2086,14 +2086,27 @@ static bool ignore_unreachable_insn(struct instruction *insn)
!strcmp(insn->sec->name, ".altinstr_aux"))
return true;

+ if (!insn->func)
+ return false;
+
+ /*
+ * CONFIG_UBSAN_TRAP inserts a UD2 when it sees
+ * __builtin_unreachable(). The BUG() macro has an unreachable() after
+ * the UD2, which causes GCC's undefined trap logic to emit another UD2
+ * (or occasionally a JMP to UD2).
+ */
+ if (list_prev_entry(insn, list)->dead_end &&
+ (insn->type == INSN_BUG ||
+ (insn->type == INSN_JUMP_UNCONDITIONAL &&
+ insn->jump_dest && insn->jump_dest->type == INSN_BUG)))
+ return true;
+
/*
* Check if this (or a subsequent) instruction is related to
* CONFIG_UBSAN or CONFIG_KASAN.
*
* End the search at 5 instructions to avoid going into the weeds.
*/
- if (!insn->func)
- return false;
for (i = 0; i < 5; i++) {

if (is_kasan_insn(insn) || is_ubsan_insn(insn))
diff --git a/tools/objtool/orc_dump.c b/tools/objtool/orc_dump.c
index faa444270ee3..1a3e774941f8 100644
--- a/tools/objtool/orc_dump.c
+++ b/tools/objtool/orc_dump.c
@@ -78,7 +78,7 @@ int orc_dump(const char *_objname)
char *name;
size_t nr_sections;
Elf64_Addr orc_ip_addr = 0;
- size_t shstrtab_idx;
+ size_t shstrtab_idx, strtab_idx = 0;
Elf *elf;
Elf_Scn *scn;
GElf_Shdr sh;
@@ -139,6 +139,8 @@ int orc_dump(const char *_objname)

if (!strcmp(name, ".symtab")) {
symtab = data;
+ } else if (!strcmp(name, ".strtab")) {
+ strtab_idx = i;
} else if (!strcmp(name, ".orc_unwind")) {
orc = data->d_buf;
orc_size = sh.sh_size;
@@ -150,7 +152,7 @@ int orc_dump(const char *_objname)
}
}

- if (!symtab || !orc || !orc_ip)
+ if (!symtab || !strtab_idx || !orc || !orc_ip)
return 0;

if (orc_size % sizeof(*orc) != 0) {
@@ -171,21 +173,29 @@ int orc_dump(const char *_objname)
return -1;
}

- scn = elf_getscn(elf, sym.st_shndx);
- if (!scn) {
- WARN_ELF("elf_getscn");
- return -1;
- }
-
- if (!gelf_getshdr(scn, &sh)) {
- WARN_ELF("gelf_getshdr");
- return -1;
- }
-
- name = elf_strptr(elf, shstrtab_idx, sh.sh_name);
- if (!name || !*name) {
- WARN_ELF("elf_strptr");
- return -1;
+ if (GELF_ST_TYPE(sym.st_info) == STT_SECTION) {
+ scn = elf_getscn(elf, sym.st_shndx);
+ if (!scn) {
+ WARN_ELF("elf_getscn");
+ return -1;
+ }
+
+ if (!gelf_getshdr(scn, &sh)) {
+ WARN_ELF("gelf_getshdr");
+ return -1;
+ }
+
+ name = elf_strptr(elf, shstrtab_idx, sh.sh_name);
+ if (!name) {
+ WARN_ELF("elf_strptr");
+ return -1;
+ }
+ } else {
+ name = elf_strptr(elf, strtab_idx, sym.st_name);
+ if (!name) {
+ WARN_ELF("elf_strptr");
+ return -1;
+ }
}

printf("%s+%llx:", name, (unsigned long long)rela.r_addend);